UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MDbezLjfO+JA757FMc4JIr3FvyiotrBwjUvv23JhgfE=' 
WHERE 
  key_id = '2b9d37a39efde57cde1d40ecc08d4255a24051e39e77dc35c709df68bfaae277' 
  AND (
    token = 'MDbezLjfO+JA757FMc4JIr3FvyiotrBwjUvv23JhgfE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )